George Sperling Flashed Three Rows Each Containing Four Letters on a Screen

Multiple Choice

George Sperling flashed three rows each containing four letters on a screen and asked participants to recall the letters in one of the rows.What were the results of this study?

A) Participants could remember 1 to 2 letters from any row.
B) Participants could remember 3 to 4 letters from any row.
C) Participants could remember the letters from the first row only.
D) Participants could remember to 4 letters from any row if they were told which row to remember within a fraction of a second after the presentation.